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Inventor

Hirofumi Ohno

Inventor
Tama, JP

Overview

5→
Patents
1987–2015
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Hprimary
H01HElectric switches14%
H05KPrinted circuits14%
Y10TTechnical subjects covered by former us classification14%
B29BPreparation or pretreatment of the material to be shaped7%
B29CShaping or joining of plastics7%
B60BVehicle wheels7%
B62JCycle saddles or seats7%
H01RElectrically-conductive connections7%
H02HEmergency protective circuit arrangements7%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%
PatentTitleYear
9,013,847'Protection relay apparatus'20155,698,152'Resin tablet for sealing semiconductor'19975,499,927'Zipper-type electrical connector'19965,161,983'Low profile socket connector'19924,655,546'Rotary indicating device'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to TOKAI RIKA CO LTD (1)· patent assignee history
1987Based in Nagoya, JP· patent location history
1992–1996Patents assigned to KEL KK (2)· patent assignee history
1992–1996Based in Tama, JP· patent location history
1996Patents assigned to TEXELL CORP (1)· patent assignee history
1997Patents assigned to NITTO DENKO CORP (1)· patent assignee history
1997Based in Osaka, JP· patent location history
2015Patents assigned to TOSHIBA KK (1)· patent assignee history
2015Based in Tokorozawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KEL KK21992–1996
NITTO DENKO CORP11997
TEXELL CORP11996
TOKAI RIKA CO LTD11987
TOSHIBA KK12015
Locations
LocationPatentsSpan
Tama, JP21992–1996
Tokorozawa, JP12015
Osaka, JP11997
Nagoya, JP11987